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unacceptable

un·ac·cept·a·ble

unacceptable

 
pronunciation:
uhn k sep t bl
part of speech: adjective
definition: combined form of acceptable.
With all its grammatical errors, the paper is unacceptable and has to be revised.Studies found unacceptable levels of cadmium in toys imported from China.Such displays of emotion are considered unacceptable behavior in the workplace.
antonyms:
acceptable
similar words:
ill, objectionable